PARIS What French investigators found on the phones of the Muslim murderer who slaughtered 84 people on the promenade along the sea in Nice, France, on Thursday night should not be surprising. But it was. The cops were looking for imams. What they found were johns. It turns out Mohamed Mondher Larouaeij Bouhlel was a hustler, as one senior member of the French security establishment told The Daily Beast. He was inclined to have sex with any gender, and, according to a report in Le Parisien, which has strong law…